<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>变量作用域与解构赋值</title>
    <script src="test.js"></script>
    <link type="text/css" rel="stylesheet" href="testStyle.css">
</head>
<body>

    <button type="button" onclick="variableScope()">变量作用域</button><br/>
    <button type="button" onclick="hoising()">函数申明</button><br>
    <button type="button" onclick="globalScope()">全局作用域</button><br/>
    <button type="button" onclick="destructuringAssignment()">解构赋值</button><br/>
    <button type="button" onclick="Application()">解构赋值的使用场景</button>

</body>
</html>